I found out that the MEFI-4 ECUs need to be completely de-energized (turn all power off to the modules) as they apparently will not sync when engaging the engine's electronic syncronizer. After having a tech work 2 hours looking for bad connections and wiring problems, as a last resort we...
Does the Rinda scan tool give error codes for specific prblems? Does it have to be a Rinda or can any scan device that is compatible with MEFI-4 ECUs read the error? Could I rent a reader from say Auto Zone? The port engine does not lack power, it runs fine but just doesn't connect (sync) to...
The starboard engine is the master and the port is the slave. When turning on the sync with both engines at idle, the port trottle is placed in the wide open position making it the slave. Then when increasing the trottle of the starboard engine, the port engine should increase as well. It...
I have a twin engine Tiara with 8.1 Crusaders 2006 Fuel Injected that does not engage the Port engine after engaging the sync. The port engine does not come off idle when synced with the starboard. It will operate independently when not synced to starboard. The sync light comes on and glows...